Talk with the doctor before giving this drug to a child. Check all of your child's drugs, including OTC, with doctor.

Sometimes drugs are not safe when you take them with certain other drugs. Taking them together can cause bad side effects. This is one of those drugs. Be sure to talk to your doctor about all the drugs you take.

Avoid

If you have an allergy to chlorpheniramine, phenylephrine, or any other part of this drug.

Tell your doctor if you are allergic to any drugs. Make sure to tell about the allergy and what signs you had. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.

If you have any of these health problems: Asthma, glaucoma, very bad heart disease, trouble passing urine, ulcer disease, or very high blood pressure.

If you have taken isocarboxazid, phenelzine, or tranylcypromine in the last 14 days. Monoamine oxidase inhibitors (eg, isocarboxazid, phenelzine, and tranylcypromine) must be stopped 14 days before this drug is started. Taking both at the same time could cause risky high blood pressure.

If you are breast-feeding.

Precautions

Wear disease medical alert ID (identification).

If you are allergic to tartrazine, talk with your doctor. Some products have tartrazine.

If you have high blood sugar (diabetes), talk with your doctor.

If you have an enlarged prostate, talk with your doctor.

If you have heart disease, talk with your doctor.

If you have high blood pressure, talk with your doctor.

If you have thyroid disease, talk with your doctor.

If you have trouble passing urine, talk with your doctor.

Check all drugs you are taking with your doctor. This drug may not mix well with some other drugs.

Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.

Limit your use of caffeine (for example, tea, coffee, cola) and chocolate. Use with this drug may cause nervousness, shakiness, and a fast heartbeat.

Tell your doctor if you are pregnant or plan on getting pregnant.

Side Effects

Feeling lightheaded, sleepy, having blurred eyesight, or a change in thinking clearly. Avoid driving and doing other tasks or actions that call for you to be alert or have clear eyesight until you see how this drug affects you.

The information in this monograph is intended for informational purposes only, and is meant to help users better understand health concerns. Information is based on review of scientific research data, historical practice patterns, and clinical experience. This information should not be interpreted as specific medical advice. Users should consult with a qualified healthcare provider for specific questions regarding therapies, diagnosis and/or health conditions, prior to making therapeutic decisions.